Terms And Acronyms - Polycom SpectraLink 6000 Maintenance And Diagnostics

Terms and Acronyms

PN: 1725-36123-001_K.doc
These terms are used in alarms or alarm resolution on the SpectraLink
6000 System.
CRC Cyclical Redundancy Check. Used to check for communication
errors between MCU and Base Stations.
CT Internal abbreviation for communication algorithm used in
SpectraLink telephone.
CTLSW Control Switch. One of the FPGAs which provides fault
tolerance within a shelf.
DAA Hardware on the Interface Module. A DAA alarm concerns
lines.
DL Downloader. Downloads software to Interface Modules and Shelf
Controllers from the System Controller.
DSP Digital Signal Processor.
Flash Flash Memory.
FPGA Field Programmable Gate Array.
Funnel Component of the System Controller card which transfers
audio between half-shelves. The funnel connects time slots on the
highways between shelves.
HW Hardware
IPC InterProcessor Communications. Manages the control data
packets that run through the router.
Keepalive A heartbeat signal that indicates good communication
between 2 components.
Router Component of the System Controller card which transfers
audio between shelves.
RX Full Receive overflow error.
Shelf Controller Card in the expansion shelf which contains
configuration and software.
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